Forward 1 hour
Apr 15, 1990 - Daylight Saving Time Started
When local standard time was about to reach
Sunday, April 15, 1990, 12:00:00 midnight clocks were turned forward 1 hour to
Sunday, April 15, 1990, 1:00:00 am local daylight time instead.
Sunrise and sunset were about 1 hour later on Apr 15, 1990 than the day before. There was more light in the evening.
Back 1 hour
Sep 16, 1990 - Daylight Saving Time Ended
When local daylight time was about to reach
Sunday, September 16, 1990, 12:00:00 midnight clocks were turned backward 1 hour to
Saturday, September 15, 1990, 11:00:00 pm local standard time instead.
Sunrise and sunset were about 1 hour earlier on Sep 16, 1990 than the day before. There was more light in the morning.
Daylight Saving Time in Other Years
DST changes do not necessarily occur on the same date every year.
|Year||DST Start (Clock Forward)||DST End (Clock Backward)|
|1990||Sunday, April 15, 12:00 midnight||Sunday, September 16, 12:00 midnight|
|1991||Sunday, April 14, 12:00 midnight||Sunday, September 15, 12:00 midnight|
|1992 — 1999||DST not observed|
|All times are local for Lhasa.|
Data for the years before 1970 is not available for Lhasa, however, we have earlier time zone history for Ürümqi available.